The No Doubt singer, 48, documented the festivities on her Instagram Stories, and shared a video of herself serenading the nation star as he was served a particular dessert at a restaurant on Saturday.

“Happy Birthday, dear Blakey,” she might be heard singing because the digicam panned across the desk. She additionally shared a candy selfie with Shelton with a white love coronary heart drawn round them.

Gwen Stefani and Blake SheltonGwen Stefani/Instagram

On Sunday, June 17, The Voice coach’s birthday celebration (he turns 42 on Monday, June 18) was mixed with Father’s Day festivities with Stefani’s household.

Blake Shelton and Dennis StefaniGwen Stefani/Instagram

Shelton might be seen giving his girlfriend’s father, Dennis Stefani, a kiss on the cheek as they tended to barbecuing duties collectively and he was additionally noticed singing and enjoying his guitar in addition to goofing round with Stefani’s two youngest youngsters — Zuma, 9, and Apollo, four — with ex-husband Gavin Rossdale.